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Fate Of Phosphorous Determined By Soil
2012-12-17 17:57:17

Brazil’s soybean yields have become competitive with those of the United States and Argentina, but the soil demands a lot of phosphorous, which is not renewable.

2009-10-23 09:31:43

Thirty million years ago, before Ethiopia's mountainous highlands split and the Great Rift Valley formed, the tropical zone had warmer soil temperatures, higher rainfall and different atmospheric circulation patterns than it does today.


Word of the Day
gubbings
  • The parings of haberdine; also, any kind of fragments.
The word 'gubbings' is a variant of the word 'gobbon', meaning 'a portion, gobbet.'